/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
#include "qstmgenericsimplegesture.h"
#include "qstmlongpressgesturerecogniser.h"
#include "qstmuievent_if.h"
#include "qstmfilelogger.h"
using namespace qstmGesture ;
QStm_LongPressGestureRecogniser::QStm_LongPressGestureRecogniser(QStm_GestureListenerIf* listener) :
QStm_GestureRecogniser(listener)
{
}
QStm_LongPressGestureRecogniser::~QStm_LongPressGestureRecogniser()
{
}
/*!
* recognise the long press; basically it is just the EHold UI event
*/
QStm_GestureRecognitionState QStm_LongPressGestureRecogniser::recognise(int numOfActiveStreams,
QStm_GestureEngineIf* pge)
{
QStm_GestureRecognitionState state = m_state = ENotMyGesture;
// Check if we are enabled or not
if (!m_gestureEnabled) return state ;
// Look at the events to see if it looks like long press with one pointer
if (numOfActiveStreams == 1) {
// Then look at the event stream, it has to be EHold
const qstmUiEventEngine::QStm_UiEventIf* puie = pge->getUiEvents(0);
int countOfEvents = puie->countOfEvents();
qstmUiEventEngine::QStm_UiEventCode eventCode = puie->code();
if (m_loggingenabled) {
LOGARG("QStm_LongPressGestureRecogniser: %d num %d code %d", eventCode, countOfEvents, eventCode);
}
if (puie->target() == m_powner && eventCode == qstmUiEventEngine::EHold) {
// The last one is EHold, look if it is near our borders
const QPoint& p = puie->currentXY() ;
if (m_loggingenabled) {
LOGARG("QStm_LongPressGestureRecogniser: (%d, %d) in (%d,%d)(%d,%d)", p.x(), p.y(),
m_area.x(), m_area.y(), m_area.x() + m_area.width(), m_area.y() + m_area.height());
}
// check where the point is inside the area defined
if (m_area.contains(p)) {
state = EGestureActive ;
// issue the long press gesture
qstmGesture::QStm_GenericSimpleGesture pgest(KUid, p, 0, puie) ; // TODO: speed is 0?
pgest.setTarget(puie->target());
// Call the listener to inform that the gesture has occurred...
m_listener->gestureEnter(pgest) ;
}
}
}
m_state = state;
return state;
}
void QStm_LongPressGestureRecogniser::release(QStm_GestureEngineIf* /*ge*/)
{
if (m_loggingenabled) {
LOGARG("QStm_LongPressGestureRecogniser: 0x%x release", this);
}
m_state = ENotMyGesture;
}
void QStm_LongPressGestureRecogniser::setArea(const QRect& theArea)
{
m_area = theArea ;
}